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melin
@@ -1,277 +1,277 @@
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/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
|
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* You may obtain a copy of the License at
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||||
*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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||||
* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
|
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.alibaba.druid.support.http;
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import java.io.IOException;
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import java.util.ArrayList;
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import java.util.List;
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import javax.servlet.ServletException;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import com.alibaba.druid.stat.DruidStatService;
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import com.alibaba.druid.support.http.util.IPAddress;
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import com.alibaba.druid.support.http.util.IPRange;
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import com.alibaba.druid.support.logging.Log;
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import com.alibaba.druid.support.logging.LogFactory;
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import com.alibaba.druid.util.IOUtils;
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import com.alibaba.druid.util.StringUtils;
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/**
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* 注意：避免直接调用Druid相关对象例如DruidDataSource等，相关调用要到DruidStatManagerFacade里用反射实现
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*
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* @author sandzhang<sandzhangtoo@gmail.com>
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*/
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public class StatViewServlet extends HttpServlet {
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private final static Log LOG = LogFactory.getLog(StatViewServlet.class);
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private static final long serialVersionUID = 1L;
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public static final String PARAM_NAME_RESET_ENABLE = "resetEnable";
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public static final String PARAM_NAME_ALLOW = "allow";
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public static final String PARAM_NAME_DENY = "deny";
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public static final String PARAM_NAME_USERNAME = "loginUsername";
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public static final String PARAM_NAME_PASSWORD = "loginPassword";
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public static final String SESSION_USER_KEY = "druid-user";
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private final static String RESOURCE_PATH = "support/http/resources";
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private final static String TEMPLATE_PAGE_RESOURCE_PATH = RESOURCE_PATH + "/template.html";
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private DruidStatService statService = DruidStatService.getInstance();
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public String templatePage;
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private List<IPRange> allowList = new ArrayList<IPRange>();
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private List<IPRange> denyList = new ArrayList<IPRange>();
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private String username = null;
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private String password = null;
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public void init() throws ServletException {
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initAuthEnv();
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try {
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templatePage = IOUtils.readFromResource(TEMPLATE_PAGE_RESOURCE_PATH);
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} catch (IOException e) {
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throw new ServletException("error read templatePage:" + TEMPLATE_PAGE_RESOURCE_PATH, e);
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}
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try {
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String param = getInitParameter(PARAM_NAME_RESET_ENABLE);
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if (param != null && param.trim().length() != 0) {
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param = param.trim();
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boolean resetEnable = Boolean.parseBoolean(param);
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statService.setResetEnable(resetEnable);
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}
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} catch (Exception e) {
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String msg = "initParameter config error, resetEnable : " + getInitParameter(PARAM_NAME_RESET_ENABLE);
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LOG.error(msg, e);
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}
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try {
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String param = getInitParameter(PARAM_NAME_ALLOW);
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if (param != null && param.trim().length() != 0) {
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param = param.trim();
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String[] items = param.split(",");
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for (String item : items) {
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if (item == null || item.length() == 0) {
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continue;
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}
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IPRange ipRange = new IPRange(item);
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allowList.add(ipRange);
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}
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}
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} catch (Exception e) {
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String msg = "initParameter config error, allow : " + getInitParameter(PARAM_NAME_ALLOW);
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LOG.error(msg, e);
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}
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try {
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String param = getInitParameter(PARAM_NAME_DENY);
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if (param != null && param.trim().length() != 0) {
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param = param.trim();
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String[] items = param.split(",");
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for (String item : items) {
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if (item == null || item.length() == 0) {
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continue;
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}
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IPRange ipRange = new IPRange(item);
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denyList.add(ipRange);
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}
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}
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} catch (Exception e) {
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String msg = "initParameter config error, deny : " + getInitParameter(PARAM_NAME_DENY);
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LOG.error(msg, e);
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}
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}
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private void initAuthEnv() {
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String paramUserName = getInitParameter(PARAM_NAME_USERNAME);
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if (!StringUtils.isEmpty(paramUserName)) {
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this.username = paramUserName;
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}
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String paramPassword = getInitParameter(PARAM_NAME_PASSWORD);
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if (!StringUtils.isEmpty(paramPassword)) {
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this.password = paramPassword;
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}
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}
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public boolean isRequireAuth() {
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return this.username != null;
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}
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public boolean isPermittedRequest(HttpServletRequest request) {
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String remoteAddress = request.getRemoteAddr();
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return isPermittedRequest(remoteAddress);
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}
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public boolean isPermittedRequest(String remoteAddress) {
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boolean ipV6 = remoteAddress != null && remoteAddress.indexOf(':') != -1;
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if (ipV6) {
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if (denyList.size() == 0 && allowList.size() == 0) {
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return true;
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}
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}
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IPAddress ipAddress = new IPAddress(remoteAddress);
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for (IPRange range : denyList) {
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if (range.isIPAddressInRange(ipAddress)) {
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return false;
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}
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}
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if (allowList.size() > 0) {
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for (IPRange range : allowList) {
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if (range.isIPAddressInRange(ipAddress)) {
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return true;
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}
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}
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return false;
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}
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return true;
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}
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public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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HttpSession session = request.getSession();
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String contextPath = request.getContextPath();
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String servletPath = request.getServletPath();
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String requestURI = request.getRequestURI();
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response.setCharacterEncoding("utf-8");
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if (contextPath == null) { // root context
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contextPath = "";
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}
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String uri = contextPath + servletPath;
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String path = requestURI.substring(contextPath.length() + servletPath.length());
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if (!isPermittedRequest(request)) {
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path = "/nopermit.html";
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returnResourceFile(path, uri, response);
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return;
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}
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if ("/submitLogin".equals(path)) {
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String usernameParam = request.getParameter(PARAM_NAME_USERNAME);
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String passwordParam = request.getParameter(PARAM_NAME_PASSWORD);
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if (username.equals(usernameParam) && password.equals(passwordParam)) {
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request.getSession().setAttribute(SESSION_USER_KEY, username);
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response.getWriter().print("success");
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} else {
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response.getWriter().print("error");
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}
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return;
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}
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if (isRequireAuth()
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&& session.getAttribute(SESSION_USER_KEY) == null
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&& !("/login.html".equals(path) || path.startsWith("/css") || path.startsWith("/js") || path.startsWith("/img"))) {
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if (contextPath == null || contextPath.equals("") || contextPath.equals("/")) {
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response.sendRedirect("/login.html");
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} else {
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response.sendRedirect("login.html");
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}
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return;
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}
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if ("".equals(path)) {
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if (contextPath == null || contextPath.equals("") || contextPath.equals("/")) {
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response.sendRedirect("/druid/index.html");
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} else {
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response.sendRedirect("druid/index.html");
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}
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return;
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}
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if ("/".equals(path)) {
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response.sendRedirect("index.html");
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return;
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}
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if (path.indexOf(".json") >= 0) {
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String fullUrl = path;
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if (request.getQueryString() != null && request.getQueryString().length() > 0) {
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fullUrl += "?" + request.getQueryString();
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}
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response.getWriter().print(statService.service(fullUrl));
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return;
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}
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// find file in resources path
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returnResourceFile(path, uri, response);
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}
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private void returnResourceFile(String fileName, String uri, HttpServletResponse response) throws ServletException,
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IOException {
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if (fileName.endsWith(".jpg")) {
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byte[] bytes = IOUtils.readByteArrayFromResource(RESOURCE_PATH + fileName);
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if (bytes != null) {
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response.getOutputStream().write(bytes);
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}
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return;
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}
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String text = IOUtils.readFromResource(RESOURCE_PATH + fileName);
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if (text == null) {
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response.sendRedirect(uri + "/index.html");
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return;
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}
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if (fileName.endsWith(".css")) {
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response.setContentType("text/css;charset=utf-8");
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} else if (fileName.endsWith(".js")) {
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response.setContentType("text/javascript;charset=utf-8");
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}
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response.getWriter().write(text);
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}
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}
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/*
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* Copyright 1999-2011 Alibaba Group Holding Ltd.
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||||
*
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||||
* Licensed under the Apache License, Version 2.0 (the "License");
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||||
* you may not use this file except in compliance with the License.
|
||||
* You may obtain a copy of the License at
|
||||
*
|
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
*
|
||||
* Unless required by applicable law or agreed to in writing, software
|
||||
* distributed under the License is distributed on an "AS IS" BASIS,
|
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
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package com.alibaba.druid.support.http;
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||||
|
||||
import java.io.IOException;
|
||||
import java.util.ArrayList;
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||||
import java.util.List;
|
||||
|
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import javax.servlet.ServletException;
|
||||
import javax.servlet.http.HttpServlet;
|
||||
import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
|
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|
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import com.alibaba.druid.stat.DruidStatService;
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import com.alibaba.druid.support.http.util.IPAddress;
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import com.alibaba.druid.support.http.util.IPRange;
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import com.alibaba.druid.support.logging.Log;
|
||||
import com.alibaba.druid.support.logging.LogFactory;
|
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import com.alibaba.druid.util.IOUtils;
|
||||
import com.alibaba.druid.util.StringUtils;
|
||||
|
||||
/**
|
||||
* 注意：避免直接调用Druid相关对象例如DruidDataSource等，相关调用要到DruidStatManagerFacade里用反射实现
|
||||
*
|
||||
* @author sandzhang<sandzhangtoo@gmail.com>
|
||||
*/
|
||||
public class StatViewServlet extends HttpServlet {
|
||||
|
||||
private final static Log LOG = LogFactory.getLog(StatViewServlet.class);
|
||||
|
||||
private static final long serialVersionUID = 1L;
|
||||
|
||||
public static final String PARAM_NAME_RESET_ENABLE = "resetEnable";
|
||||
public static final String PARAM_NAME_ALLOW = "allow";
|
||||
public static final String PARAM_NAME_DENY = "deny";
|
||||
|
||||
public static final String PARAM_NAME_USERNAME = "loginUsername";
|
||||
public static final String PARAM_NAME_PASSWORD = "loginPassword";
|
||||
|
||||
public static final String SESSION_USER_KEY = "druid-user";
|
||||
|
||||
private final static String RESOURCE_PATH = "support/http/resources";
|
||||
private final static String TEMPLATE_PAGE_RESOURCE_PATH = RESOURCE_PATH + "/template.html";
|
||||
|
||||
private DruidStatService statService = DruidStatService.getInstance();
|
||||
|
||||
public String templatePage;
|
||||
|
||||
private List<IPRange> allowList = new ArrayList<IPRange>();
|
||||
private List<IPRange> denyList = new ArrayList<IPRange>();
|
||||
|
||||
private String username = null;
|
||||
private String password = null;
|
||||
|
||||
public void init() throws ServletException {
|
||||
initAuthEnv();
|
||||
|
||||
try {
|
||||
templatePage = IOUtils.readFromResource(TEMPLATE_PAGE_RESOURCE_PATH);
|
||||
|
||||
} catch (IOException e) {
|
||||
throw new ServletException("error read templatePage:" + TEMPLATE_PAGE_RESOURCE_PATH, e);
|
||||
}
|
||||
|
||||
try {
|
||||
String param = getInitParameter(PARAM_NAME_RESET_ENABLE);
|
||||
if (param != null && param.trim().length() != 0) {
|
||||
param = param.trim();
|
||||
boolean resetEnable = Boolean.parseBoolean(param);
|
||||
statService.setResetEnable(resetEnable);
|
||||
}
|
||||
} catch (Exception e) {
|
||||
String msg = "initParameter config error, resetEnable : " + getInitParameter(PARAM_NAME_RESET_ENABLE);
|
||||
LOG.error(msg, e);
|
||||
}
|
||||
|
||||
try {
|
||||
String param = getInitParameter(PARAM_NAME_ALLOW);
|
||||
if (param != null && param.trim().length() != 0) {
|
||||
param = param.trim();
|
||||
String[] items = param.split(",");
|
||||
|
||||
for (String item : items) {
|
||||
if (item == null || item.length() == 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
IPRange ipRange = new IPRange(item);
|
||||
allowList.add(ipRange);
|
||||
}
|
||||
}
|
||||
} catch (Exception e) {
|
||||
String msg = "initParameter config error, allow : " + getInitParameter(PARAM_NAME_ALLOW);
|
||||
LOG.error(msg, e);
|
||||
}
|
||||
|
||||
try {
|
||||
String param = getInitParameter(PARAM_NAME_DENY);
|
||||
if (param != null && param.trim().length() != 0) {
|
||||
param = param.trim();
|
||||
String[] items = param.split(",");
|
||||
|
||||
for (String item : items) {
|
||||
if (item == null || item.length() == 0) {
|
||||
continue;
|
||||
}
|
||||
|
||||
IPRange ipRange = new IPRange(item);
|
||||
denyList.add(ipRange);
|
||||
}
|
||||
}
|
||||
} catch (Exception e) {
|
||||
String msg = "initParameter config error, deny : " + getInitParameter(PARAM_NAME_DENY);
|
||||
LOG.error(msg, e);
|
||||
}
|
||||
}
|
||||
|
||||
private void initAuthEnv() {
|
||||
String paramUserName = getInitParameter(PARAM_NAME_USERNAME);
|
||||
if (!StringUtils.isEmpty(paramUserName)) {
|
||||
this.username = paramUserName;
|
||||
}
|
||||
|
||||
String paramPassword = getInitParameter(PARAM_NAME_PASSWORD);
|
||||
if (!StringUtils.isEmpty(paramPassword)) {
|
||||
this.password = paramPassword;
|
||||
}
|
||||
}
|
||||
|
||||
public boolean isRequireAuth() {
|
||||
return this.username != null;
|
||||
}
|
||||
|
||||
public boolean isPermittedRequest(HttpServletRequest request) {
|
||||
String remoteAddress = request.getRemoteAddr();
|
||||
return isPermittedRequest(remoteAddress);
|
||||
}
|
||||
|
||||
public boolean isPermittedRequest(String remoteAddress) {
|
||||
boolean ipV6 = remoteAddress != null && remoteAddress.indexOf(':') != -1;
|
||||
|
||||
if (ipV6) {
|
||||
if (denyList.size() == 0 && allowList.size() == 0) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
IPAddress ipAddress = new IPAddress(remoteAddress);
|
||||
|
||||
for (IPRange range : denyList) {
|
||||
if (range.isIPAddressInRange(ipAddress)) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
if (allowList.size() > 0) {
|
||||
for (IPRange range : allowList) {
|
||||
if (range.isIPAddressInRange(ipAddress)) {
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
public void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
|
||||
HttpSession session = request.getSession();
|
||||
String contextPath = request.getContextPath();
|
||||
String servletPath = request.getServletPath();
|
||||
String requestURI = request.getRequestURI();
|
||||
|
||||
response.setCharacterEncoding("utf-8");
|
||||
|
||||
if (contextPath == null) { // root context
|
||||
contextPath = "";
|
||||
}
|
||||
String uri = contextPath + servletPath;
|
||||
String path = requestURI.substring(contextPath.length() + servletPath.length());
|
||||
|
||||
if (!isPermittedRequest(request)) {
|
||||
path = "/nopermit.html";
|
||||
returnResourceFile(path, uri, response);
|
||||
return;
|
||||
}
|
||||
|
||||
if ("/submitLogin".equals(path)) {
|
||||
String usernameParam = request.getParameter(PARAM_NAME_USERNAME);
|
||||
String passwordParam = request.getParameter(PARAM_NAME_PASSWORD);
|
||||
if (username.equals(usernameParam) && password.equals(passwordParam)) {
|
||||
request.getSession().setAttribute(SESSION_USER_KEY, username);
|
||||
response.getWriter().print("success");
|
||||
} else {
|
||||
response.getWriter().print("error");
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
if (isRequireAuth()
|
||||
&& session.getAttribute(SESSION_USER_KEY) == null
|
||||
&& !("/login.html".equals(path) || path.startsWith("/css") || path.startsWith("/js") || path.startsWith("/img"))) {
|
||||
if (contextPath == null || contextPath.equals("") || contextPath.equals("/")) {
|
||||
response.sendRedirect("/druid/login.html");
|
||||
} else {
|
||||
response.sendRedirect("druid/login.html");
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
if ("".equals(path)) {
|
||||
if (contextPath == null || contextPath.equals("") || contextPath.equals("/")) {
|
||||
response.sendRedirect("/druid/index.html");
|
||||
} else {
|
||||
response.sendRedirect("druid/index.html");
|
||||
}
|
||||
return;
|
||||
}
|
||||
|
||||
if ("/".equals(path)) {
|
||||
response.sendRedirect("index.html");
|
||||
return;
|
||||
}
|
||||
|
||||
if (path.indexOf(".json") >= 0) {
|
||||
String fullUrl = path;
|
||||
if (request.getQueryString() != null && request.getQueryString().length() > 0) {
|
||||
fullUrl += "?" + request.getQueryString();
|
||||
}
|
||||
response.getWriter().print(statService.service(fullUrl));
|
||||
return;
|
||||
}
|
||||
|
||||
// find file in resources path
|
||||
returnResourceFile(path, uri, response);
|
||||
}
|
||||
|
||||
private void returnResourceFile(String fileName, String uri, HttpServletResponse response) throws ServletException,
|
||||
IOException {
|
||||
if (fileName.endsWith(".jpg")) {
|
||||
byte[] bytes = IOUtils.readByteArrayFromResource(RESOURCE_PATH + fileName);
|
||||
if (bytes != null) {
|
||||
response.getOutputStream().write(bytes);
|
||||
}
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
String text = IOUtils.readFromResource(RESOURCE_PATH + fileName);
|
||||
if (text == null) {
|
||||
response.sendRedirect(uri + "/index.html");
|
||||
return;
|
||||
}
|
||||
if (fileName.endsWith(".css")) {
|
||||
response.setContentType("text/css;charset=utf-8");
|
||||
} else if (fileName.endsWith(".js")) {
|
||||
response.setContentType("text/javascript;charset=utf-8");
|
||||
}
|
||||
response.getWriter().write(text);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user